| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.20 | 2.41 | -0.21 |
| Feb | 1.95 | 2.12 | -0.17 |
| Mar | 2.29 | 2.37 | -0.08 |
| Apr | 3.53 | 3.65 | -0.12 |
| May | 4.37 | 4.14 | 0.23 |
| Jun | 4.34 | 4.32 | 0.02 |
| Jul | 3.97 | 4.16 | -0.19 |
| Aug | 4.28 | 4.20 | 0.08 |
| Sep | 3.36 | 3.37 | -0.01 |
| Oct | 3.54 | 3.75 | -0.21 |
| Nov | 2.64 | 2.81 | -0.17 |
| Dec | 2.18 | 2.30 | -0.12 |
38.65 | 39.60 | -0.95 |